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Y2O3 ∶ Eu3+纳米棒的微乳液-微波法 制备、表征与发光性能
Synthesis, Characterization and Photoluminescence of Y2O3∶Eu3+ Nanorods by the Combination of Microemulsion and Microwave Heating
- 发光学报 2009年30卷第2期 页码：233-238
- 作者机构：
1. 玉林师范学院 化学与生物系,广西 玉林,537000
2. 广西师范大学化学 化工学院,广西 桂林,541004
3. 光电材料与技术国家重点实验室 中山大学化学与化学工程学院,广东 广州,510275
- 作者简介：
- 基金信息：
DOI：
中图分类号： O482.31收稿日期：2008-08-25，
修回日期：1900-01-02，
网络出版日期：2009-04-30，
纸质出版日期：2009-04-30
- 稿件说明：
移动端阅览
庞 起, 覃利琴, 韩健鹏, 等. Y2O3 ∶ Eu3+纳米棒的微乳液-微波法 制备、表征与发光性能[J]. 发光学报, 2009,30(2):233-238.
PANG Qi, QIN Li-qin, HAN Jian-peng, et al. Synthesis, Characterization and Photoluminescence of Y2O3∶Eu3+ Nanorods by the Combination of Microemulsion and Microwave Heating[J]. Chinese journal of luminescence, 2009, 30(2): 233-238.
庞 起, 覃利琴, 韩健鹏, 等. Y2O3 ∶ Eu3+纳米棒的微乳液-微波法 制备、表征与发光性能[J]. 发光学报, 2009,30(2):233-238. DOI：
PANG Qi, QIN Li-qin, HAN Jian-peng, et al. Synthesis, Characterization and Photoluminescence of Y2O3∶Eu3+ Nanorods by the Combination of Microemulsion and Microwave Heating[J]. Chinese journal of luminescence, 2009, 30(2): 233-238. DOI：
摘要
用简单的微乳液-微波法合成大小和形貌可控的Y
2
O
3
: Eu
3+
纳米棒晶体。XRD结果表明
所制备样品为Y
2
O
3
: Eu
3+
纯相
属于体心立方晶系。TEM结果表明
随着水乳比ω
0
从5变化到35时
粒子发光粉的形状由纳米颗粒状变为纳米棒
纳米棒的直径约为30~50 nm
纳米棒长约为200~300 nm。激发光谱和发射光谱分析表明
最大的激发带是位于254 nm的Eu
3+
-O
2-
电荷迁移带。最大发射峰位于611 nm
属于Eu
3+
的特征发射。Y
2
O
3
: Eu
3+
纳米发光粉的发光强度随着ω
0
的增加而增强。发光寿命分析表明Y
2
O
3
: Eu
3+
纳米棒中Eu
3+
的发光寿命为2.03 ms。在阴极射线发光真空装置中测得的I-V曲线表明Y
2
O
3
: Eu
3+
纳米棒薄膜的启动电压仅1 300 V。同时
在2 000 V外加电压下可以清楚地观察到Y
2
O
3
: Eu
3+
纳米棒的阴极射线发光为Eu
3+
离子的特征红光。
Abstract
Europium (Ⅲ)-doped yttrium oxide (Y
2
O
3
∶Eu
3+
) nanoparticles and nanorods were prepared by a novel combination approach
microemulsion-microwave heating. X-ray diffraction (XRD) analysis confirmed the formation of Y
2
O
3
∶Eu
3+
phase. TEM results indicated that the synthesized samples show olive-ball-like morphology with 20~100 nm size or nanorod morphology about 30~50 nm in width and 200~300 nm in length. The nano-Y
2
O
3
∶Eu
3+
samples emit much strong red light due to the
5
D
0
-
7
F
2
transitions of Eu
3+
ions under near UV excitation
especially around 254 nm. The key excitation band at around 254 nm was originated from the Eu
3+
-O
2-
charge transfer. The PL intensity increases along with the increase in the particle size and the ratio of water to surfactant ω
0
.The fluorescence decay time of the Y
2
O
3
∶Eu
3+
nanorod is about 2.03 ms. The I-V curve of cathodoluminescence for the Y
2
O
3
∶Eu
3+
nanorod deposited on ITO glass showed that the startup voltage was only about 1 300 V.
关键词
Keywords
references
. Hong K S, Meltzer R S, Feofilov S P, et al. Comparison of dynamics of Eu3+ in different Y2O3 nanostructure materials and with sol-gel produced SiO2 glass [J]. J. Luminescence, 1999, 83/84 :393-398.
. Tao Y, Zhao G, Zhang W, et al. Combustion synthesis and photoluminescence of nanocrystalline Y2O3 ∶ Eu phosphors [J]. Mater. Res. Bull., 1997, 32 (5):501-506.
. Jung Kyeong Youl, Lee Chang Hee, Kang Yun Chan, et al. Effect of surface area and crystallite size on luminescent intensity of Y2O3 ∶ Eu phosphor prepared by spraypyrolysis [J]. Materials Lett., 2005, 59 (19-20):2451- 2456.
. Nelson J A, Brant E L, Wagner M J. Nanocrystalline Y2O3 ∶ Eu phosphors prepared by alkalide reduction [J]. Chem. Mater., 2003, 15 (3):688-693.
. Zhang Weiping, Yin Min. Preparation and properties of nanometric scale luminescent materials doped by rare earth [J]. Chin. J. Lumin. (发光学报), 2000, 21 (4):314-319 (in Chinese).
. Sharma P K, Jilavi M H, Nass R, et al. Tailoring the particle size from μm→nm scale by using a surface modifier and their size effect on the fluorescence properties of europium doped yttria [J]. J. Luminescence, 1999, 82 (3):187-193.
. Lee Chang Hee, Jung Kyung Youl, Choi Joong Gill, et al. Nano-sized Y2O3 ∶ Eu3+ phosphor particles prepared by spray pyrolysis [J]. Materials Science and Engineering B, 2005, 116 (1):59-63.
. Williams D K, Bihari B, Tissue B M, et al. Preparation and fluorescence spectroscopy of bulk monoclinic Eu3+ ∶ Y2O3 and comparison to Eu3+ ∶ Y2O3 nanocrystals [J]. J. Phys. Chem. B, 1998, 102 (6):916-920.
. Ihara M, Igarashi T, Kusunoki T, et al. Preparation and characterization of rare earth activators doped nanocrystal phosphors [J]. J. Electrochemical Society, 2000, 147 (6):2355-2357.
. Vu Nguyen, Anh Tran Kim, Yi Gyu-Chul, et al. Photoluminescence and cathodoluminescence properties of Y2O3 ∶ Eu3+ nanophosphors prepared by combustion synthesis [J]. J. Luminescence, 2007, 122-123 :776-779.
. Lee M H, Oh S G, Yi S C, et al. Characterization of Eu-doped Y2O3 nanoparticles prepared in nonionic reverse micro-emulsions in relation to their application for field emission display [J]. J. Electrochemical Society, 2000, 147 (8):3139-3142.
. Bai Xue, Song Hongwei, Yu Lixin, et al. Luminescent properties of pure cubic phase Y2O3 ∶ Eu3+ nanotubes/nanowires prepared by a hydrothermal method [J]. J. Phys. Chem. B, 2005, 109 (32):15236-15242.
. Shon Sang Ho, Kwak Min-Gi, Park Jong-Ho. Synthesis and properties of luminescent Y2O3 ∶ Eu3+ (15%~25%) nanocrystal [J]. Solid State Communications, 2004, 130 (3-4):199-201.
. Li Xia, Li Qiang, Xia Zhiguo, et al. Growth and characterization of single-crystal Y2O3 ∶ Eu3+ nanobelts prepared with a simple technique [J]. Crystal Growth & Design, 2006, 16 (10):2193-2196.
. Popovici Elisabeth-Jeanne, Muresan Laura, Amalia Hristea, et al. Synthesis and characterisation of europium activated yttrium oxide fine powders [J]. J. Alloys and Compounds, 2007, 434-435 :809-812.
. Pang Qi, Shi Jianxin, Liu Yu, et al. A novel approach for preparation of Y2O3 ∶ Eu3+ nanoparticles by microemulsion/microwave heating [J]. Materials Science and Engineering B, 2003, 103 (1):57-61.
. Yao Jiang, Sun Lingdong, Cheng Qian, et al. Synthesis and optical properties of nanosized rare earth composite oxides RE2O3 ∶ Eu (RE= Y, Gd) [J]. J. Chin. Rare Earth Soc.(中国稀土学报), 2001, 19 (5):426-429 (in Chinese).
. Iijima S. Helical microtubules of graphitic carbon [J]. Nature, 1991, 354 (6348):56-58.
. Zhang Z, Blom D A, Gai Z, et al. High-yield solvothermal formation of magnetic CoPt alloy nanowires[J]. J. Am. Chem. Soc., 2003, 125 (25):7528-7529.
. Goldberger J, He R, Zhang Y F, et al. Single-crystal gallium nitride nanotubes [J]. Nature, 2003, 422 (6932):599-602.
. Song Hongwei. Recent development on rare earth doped oxide nanocrystals [J]. Chin. J. Lumin.(发光学报), 2008, 29 (6):921-936 (in Chinese).
. Wang Z L. Characterizing the structure and properties of individual wire-like nanoentities [J]. Adv. Mater., 2000, 12 (17):1295-1298.
. Fang Y P, Xu A W, Song R Q, et al. Systematic synthesis and characterization of single-crystal lanthanide orthophosphate nanowires [J]. J. Am. Chem. Soc., 2003, 125 (51):16025-16034.
. Li W, Feng T, Mao D S, et al. A FED prototype using patterned DLC thin films as the cathode [J]. J. Modern Phys. B, 2002, 16 (6-7):993-997.
. Klug H, Alexander L. X-ray Diffraction Procedures [M]. New York: Wiley, 1962, 125.
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